Παραπομπή APA

Viorst, M. (1965). The Great documents of Western civilization. Chilton.

Παραπομπή Chicago Style

Viorst, Milton. The Great Documents of Western Civilization. Philadelphia: Chilton, 1965.

Παραπομπή MLA

Viorst, Milton. The Great Documents of Western Civilization. Chilton, 1965.